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7c29313b38
* qatar/master: APIchanges: fill in revision for AVFrame.age deprecation avcodec: deprecate AVFrame.age 4xm: remove unneeded check for remaining unused data. lavf: force threads to 1 in avformat_find_stream_info() swscale: fix overflows in vertical scaling at top/bottom edges. lavf: add OpenMG audio muxer. omadec: split data that will be used in the muxer to a separate file. lavf: rename oma.c -> omadec.c tmv decoder: set correct pix_fmt Conflicts: Changelog doc/APIchanges libavcodec/mpegvideo.c libavcodec/version.h libavformat/oma.c libavformat/version.h libswscale/swscale.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* common internal api header.
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*/
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#ifndef AVCODEC_INTERNAL_H
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#define AVCODEC_INTERNAL_H
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#include <stdint.h>
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#include "libavutil/pixfmt.h"
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#include "avcodec.h"
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typedef struct InternalBuffer {
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uint8_t *base[AV_NUM_DATA_POINTERS];
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uint8_t *data[AV_NUM_DATA_POINTERS];
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int linesize[AV_NUM_DATA_POINTERS];
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int width;
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int height;
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enum PixelFormat pix_fmt;
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uint8_t **extended_data;
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int audio_data_size;
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int nb_channels;
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} InternalBuffer;
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typedef struct AVCodecInternal {
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/**
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* internal buffer count
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* used by default get/release/reget_buffer().
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*/
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int buffer_count;
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/**
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* internal buffers
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* used by default get/release/reget_buffer().
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*/
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InternalBuffer *buffer;
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/**
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* Whether the parent AVCodecContext is a copy of the context which had
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* init() called on it.
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* This is used by multithreading - shared tables and picture pointers
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* should be freed from the original context only.
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*/
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int is_copy;
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} AVCodecInternal;
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struct AVCodecDefault {
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const uint8_t *key;
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const uint8_t *value;
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};
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/**
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* Determine whether pix_fmt is a hardware accelerated format.
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*/
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int ff_is_hwaccel_pix_fmt(enum PixelFormat pix_fmt);
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/**
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* Return the hardware accelerated codec for codec codec_id and
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* pixel format pix_fmt.
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*
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* @param codec_id the codec to match
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* @param pix_fmt the pixel format to match
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* @return the hardware accelerated codec, or NULL if none was found.
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*/
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AVHWAccel *ff_find_hwaccel(enum CodecID codec_id, enum PixelFormat pix_fmt);
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/**
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* Return the index into tab at which {a,b} match elements {[0],[1]} of tab.
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* If there is no such matching pair then size is returned.
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*/
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int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b);
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unsigned int avpriv_toupper4(unsigned int x);
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/**
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* does needed setup of pkt_pts/pos and such for (re)get_buffer();
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*/
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void ff_init_buffer_info(AVCodecContext *s, AVFrame *pic);
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int avpriv_lock_avformat(void);
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int avpriv_unlock_avformat(void);
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#endif /* AVCODEC_INTERNAL_H */
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